Not sure if the GCHD is for you?
Checkout these videos to see it in action, as well what these reviewers thought of it.
Youtuber RGT 85 reviews the GCHD below
Youtuber Nintendrew shows how to get the best picture possible
Below is Hungrybox talking GCHD
Pat the NES punk provides an informative video podcast
Here is a list of Gamecube games that offer alternative displays.
Checkout the GCHD here.